Actions
Incoming Resources
- United States, Navy -- Submarine forces -- History -- 20th century
- Germany, Kriegsmarine -- Submarine forces -- History -- 20th century -- Pictorial works
- Submarine forces + History
- United States, Navy -- Submarine forces -- Biography
- Russia (Federation), Voenno-Morskoĭ Flot -- Submarine forces -- Fiction
- Russia (Federation), Voenno-Morskoĭ Flot -- Submarine forces
- Soviet Union, Voenno-Morskoĭ Flot -- Submarine forces -- History
- Armed Forces + Submarine forces
- United States, Navy -- Submarine forces
- United States, Navy -- Submarine forces -- Fiction
- United States, Navy -- Submarine forces -- History -- World War, 1939-1945
- Great Britain, Royal Navy -- Submarine forces -- History -- 20th century
- Great Britain, Royal Navy -- Submarine forces
- Soviet Union, Voenno-Morskoĭ Flot -- Submarine forces
- Russia (Federation), Voenno-Morskoĭ Flot -- Submarine forces -- Drama